October 19, 1889

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Features

The Johnson Pneumatic Tube

Opening of the New London Bridge

The Electric Execution of Criminals

The Incandescent Electric Lamp Patent

The Raisin Industry of California

An Improved Door Bolt

An Improved Feathering Paddle Wheel

An Improved Freight Car Door

An Improved Planter

An Improved Spindle Wharve

William B. Dunning

Luminous Fountains for Dining Tables

The Pits and Domes of Mammoth Cave

By H. C. Hovey

Measurement of Resistance

To Inventors- October 19, 1889

Departments

Letters

Correspondence- October 19, 1889

Recommended

New Books and Publications- October 19, 1889

Departments

Business and Personal- October 19, 1889

Notes and Queries- October 19, 1889

Recently Patented Inventions- October 19, 1889

Index of Inventions- October 19, 1889

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Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

Print + Digital All Access Subscription ?Read or download this issue’s articles online. Plus, subscribe to get Print, Online and Tablet access to the next 12 new issues to be released as well as Online access to archives back to 1845. $99.00

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